From 8718fda9b24fa148ffe1a06fb36a7aa2ed628bdc Mon Sep 17 00:00:00 2001
From: Roberto Ierusalimschy <roberto@inf.puc-rio.br>
Date: Mon, 25 Apr 2005 16:24:10 -0300
Subject: added LUAI_FUNC to functions not in the API

---
 luaconf.h | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

(limited to 'luaconf.h')

diff --git a/luaconf.h b/luaconf.h
index 6a571cbc..f7a6c0ec 100644
--- a/luaconf.h
+++ b/luaconf.h
@@ -1,5 +1,5 @@
 /*
-** $Id: luaconf.h,v 1.42 2005/04/07 13:09:07 roberto Exp roberto $
+** $Id: luaconf.h,v 1.43 2005/04/07 13:52:45 roberto Exp roberto $
 ** Configuration file for Lua
 ** See Copyright Notice in lua.h
 */
@@ -117,6 +117,20 @@
 #define LUALIB_API	LUA_API
 
 
+/*
+@@ LUAI_FUNC is a mark for all extern functions that are not to be
+@* exported to outside modules.
+** CHANGE it if you need to mark them in some special way. Gcc mark
+** them as "hidden" to optimize their call when Lua is compiled as a
+** shared library.
+*/
+#if defined(__GNUC__) && ((__GNUC__*100 + __GNUC_MINOR__) >= 302)
+#define LUAI_FUNC	__attribute__((visibility("hidden")))
+#else
+#define LUAI_FUNC	extern
+#endif
+
+
 /*
 @@ lua_assert describes the internal assertions in Lua.
 ** CHANGE that only if you need to debug Lua.
-- 
cgit v1.2.3-55-g6feb